Nan yang Hongyang Yuanda Heavy Industry attached to China North Industries Group (NORINCO Group),specialized in engineering machinery accessories study、design and manufacturing.Company register capital is ￥6 million，with the main ...

Welcome to HugeRockHugeRock, established in 2003, has been manufacturing general breakers for construction equipment and supplying our qualified goods customers. It groups R&D, manufacturing, wholesale, retail relevant technological service ...